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Use ST-Link programmer, see /g/nanovna-beta-test/message/3109 Part dump firmware. Most easy see current version on version screen, and just download current firmware from official

Does anyone know how to back up the firmware? I want to back my up before I flash Thanks

Again without the HTML formatting. Calibration of any VNA is necessary.? You have to use the open'/short/50Ohm plugs along with your adaptor cable to calibrate the VNA "system". So the proper

Calibration of any VNA is necessary.? You have to use the open'/short/50Ohm plugs along with your adaptor cable to calibrate the VNA "system". So the proper sequence for any VNA is: #1 Calibrate VNA

To read the thread /g/nanovna-users/message/29427 NanoVNA App - Installation and Use #applications I believe you are right; it's to die for. Finally I did well to buy a nanoVNA-F. --

I agree with you X: gain of antenna 1 under test (what we are looking for) A1: gain of antenna 1 A2: gain of antenna 2 M13: measurement of link 1 to 3 M12: measurement of link 1 to 2 M23: measurement

I thought I read somewhere it should be calibrated using the software if a person is going to be using the software for measurements

Why are you trying to calibrate it using the computer? You can perform the calibration using the builtin calibration functions that use the three provided plugs (open, short & 50 ohm) 73 David

yes i have to flash dislord but i want to backup my firmware first what is the best program to do that with? Thanks

Francois, Sorry for the delay but I've been too busy to pay much attention to this group. What I quoted was the IARU standard, which manufacturers follow to some extent. It would be better if they all

Post your issue on his github or group.

Thank-you and I also applied to be part of the beta group but still waiting. I got my in May, so I wonder if I have the "old" display. I guess my other question is if I have the newer display module

i had both found in the nanovna beta test group dislord uploaded it there (to make it easy for you i add the fw file for the plus4) and the nano vna app?? you find here

Siegfried Jackstien - do you have a link to the firmware and that software?? The only version of software i see is 2.09 Thanks

i use fw 1.3.07 (23rd of august) on the plus4 and i use nanovna app 210 works fine here dg9bfc sigi

This topic was discussed a few months ago and there is some good info there /g/nanovna-users/topic/88059902#26349 Roger

what fw is on the plus4?? (i use 1.3.7 from dislord) next is .. i see you are using version 209 of the nano vna app but there is a newer one so .. with new software and new fw here the plus4 just

Damn it, I was afraid you were going to say that. I don't like the other software :( How can I tell if I have the newer hardware? And if I do, what happens when I load your firmware into it? Will the

V2Plus4 on original fw not supported by NanoVNA-App (as i remember, Owo not want fix several things in firmware for support) Need fix several problems in exchange protocol on V2Plus4 side (or fix

Hi I tried to post a topic on the problem i am having but it hasnt been approved yet :( I am having problems (i can't calibrate) with OneOfEleven NanoVNA-App, I am using the nanoVNA V2 plus4 model